Chapter 501 of Reborn Banshee, Saving the World with the Reborn Heiress: The World Leyline Leak Incident
World leylines are the most crucial component constituting the known world under human control.
Built atop the world leylines are the capitals of various nations. The mighty power of the leylines allows humans across the world to construct large-scale energy extraction facilities used to refine Energy Factor, thereby charging various Armaments.
Chapter 501